/**

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* @output wp-admin/js/theme-plugin-editor.js

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*/

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/* eslint no-magic-numbers: ["error", { "ignore": [-1, 0, 1] }] */

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if ( ! window.wp ) {

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window.wp = {};

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}

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wp.themePluginEditor = (function( $ ) {

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'use strict';

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var component, TreeLinks,

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__ = wp.i18n.__, _n = wp.i18n._n, sprintf = wp.i18n.sprintf;

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component = {

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codeEditor: {},

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instance: null,

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noticeElements: {},

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dirty: false,

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lintErrors: []

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};

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/**

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* Initialize component.

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*

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* @since 4.9.0

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*

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* @param {jQuery} form - Form element.

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* @param {Object} settings - Settings.

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* @param {Object|boolean} settings.codeEditor - Code editor settings (or `false` if syntax highlighting is disabled).

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* @return {void}

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*/

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component.init = function init( form, settings ) {

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component.form = form;

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if ( settings ) {

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$.extend( component, settings );

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}

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component.noticeTemplate = wp.template( 'wp-file-editor-notice' );

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component.noticesContainer = component.form.find( '.editor-notices' );

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component.submitButton = component.form.find( ':input[name=submit]' );

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component.spinner = component.form.find( '.submit .spinner' );

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component.form.on( 'submit', component.submit );

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component.textarea = component.form.find( '#newcontent' );

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component.textarea.on( 'change', component.onChange );

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component.warning = $( '.file-editor-warning' );

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component.docsLookUpButton = component.form.find( '#docs-lookup' );

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component.docsLookUpList = component.form.find( '#docs-list' );

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if ( component.warning.length > 0 ) {

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component.showWarning();

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}

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if ( false !== component.codeEditor ) {

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/*

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* Defer adding notices until after DOM ready as workaround for WP Admin injecting

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* its own managed dismiss buttons and also to prevent the editor from showing a notice

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* when the file had linting errors to begin with.

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*/

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_.defer( function() {

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component.initCodeEditor();

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} );

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}

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$( component.initFileBrowser );

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$( window ).on( 'beforeunload', function() {

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if ( component.dirty ) {

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return __( 'The changes you made will be lost if you navigate away from this page.' );

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}

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return undefined;

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} );

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component.docsLookUpList.on( 'change', function() {

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var option = $( this ).val();

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if ( '' === option ) {

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component.docsLookUpButton.prop( 'disabled', true );

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} else {

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component.docsLookUpButton.prop( 'disabled', false );

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}

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} );

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};

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/**

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* Set up and display the warning modal.

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*

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* @since 4.9.0

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* @return {void}

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*/

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component.showWarning = function() {

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// Get the text within the modal.

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var rawMessage = component.warning.find( '.file-editor-warning-message' ).text();

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// Hide all the #wpwrap content from assistive technologies.

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$( '#wpwrap' ).attr( 'aria-hidden', 'true' );

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// Detach the warning modal from its position and append it to the body.

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$( document.body )

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.addClass( 'modal-open' )

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.append( component.warning.detach() );

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// Reveal the modal and set focus on the go back button.

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component.warning

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.removeClass( 'hidden' )

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.find( '.file-editor-warning-go-back' ).trigger( 'focus' );

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// Get the links and buttons within the modal.

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component.warningTabbables = component.warning.find( 'a, button' );

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// Attach event handlers.

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component.warningTabbables.on( 'keydown', component.constrainTabbing );

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component.warning.on( 'click', '.file-editor-warning-dismiss', component.dismissWarning );

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// Make screen readers announce the warning message after a short delay (necessary for some screen readers).

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setTimeout( function() {

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wp.a11y.speak( wp.sanitize.stripTags( rawMessage.replace( /\s+/g, ' ' ) ), 'assertive' );

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}, 1000 );

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};

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/**

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* Constrain tabbing within the warning modal.

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*

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* @since 4.9.0

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* @param {Object} event jQuery event object.

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* @return {void}

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*/

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component.constrainTabbing = function( event ) {

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var firstTabbable, lastTabbable;

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if ( 9 !== event.which ) {

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return;

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}

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firstTabbable = component.warningTabbables.first()[0];

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lastTabbable = component.warningTabbables.last()[0];

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if ( lastTabbable === event.target && ! event.shiftKey ) {

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firstTabbable.focus();

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event.preventDefault();

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} else if ( firstTabbable === event.target && event.shiftKey ) {

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lastTabbable.focus();

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event.preventDefault();

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}

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};

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/**

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* Dismiss the warning modal.

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*

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* @since 4.9.0

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* @return {void}

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*/

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component.dismissWarning = function() {

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wp.ajax.post( 'dismiss-wp-pointer', {

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pointer: component.themeOrPlugin + '_editor_notice'

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});

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// Hide modal.

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component.warning.remove();

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$( '#wpwrap' ).removeAttr( 'aria-hidden' );

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$( 'body' ).removeClass( 'modal-open' );

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};

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/**

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* Callback for when a change happens.

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*

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* @since 4.9.0

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* @return {void}

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*/

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component.onChange = function() {

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component.dirty = true;

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component.removeNotice( 'file_saved' );

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};

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/**

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* Submit file via Ajax.

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*

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* @since 4.9.0

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* @param {jQuery.Event} event - Event.

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* @return {void}

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*/

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component.submit = function( event ) {

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var data = {}, request;

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event.preventDefault(); // Prevent form submission in favor of Ajax below.

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$.each( component.form.serializeArray(), function() {

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data[ this.name ] = this.value;

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} );

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// Use value from codemirror if present.

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if ( component.instance ) {

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data.newcontent = component.instance.codemirror.getValue();

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}

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if ( component.isSaving ) {

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return;

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}

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// Scroll ot the line that has the error.

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if ( component.lintErrors.length ) {

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component.instance.codemirror.setCursor( component.lintErrors[0].from.line );

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return;

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}

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component.isSaving = true;

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component.textarea.prop( 'readonly', true );

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if ( component.instance ) {

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component.instance.codemirror.setOption( 'readOnly', true );

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}

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component.spinner.addClass( 'is-active' );

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request = wp.ajax.post( 'edit-theme-plugin-file', data );

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// Remove previous save notice before saving.

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if ( component.lastSaveNoticeCode ) {

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component.removeNotice( component.lastSaveNoticeCode );

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}

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request.done( function( response ) {

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component.lastSaveNoticeCode = 'file_saved';

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component.addNotice({

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code: component.lastSaveNoticeCode,

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type: 'success',

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message: response.message,

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dismissible: true

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});

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component.dirty = false;

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} );

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request.fail( function( response ) {

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var notice = $.extend(

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{

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code: 'save_error',

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message: __( 'Something went wrong. Your change may not have been saved. Please try again. There is also a chance that you may need to manually fix and upload the file over FTP.' )

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},

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response,

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{

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type: 'error',

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dismissible: true

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}

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);

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component.lastSaveNoticeCode = notice.code;

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component.addNotice( notice );

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} );

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request.always( function() {

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component.spinner.removeClass( 'is-active' );

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component.isSaving = false;

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component.textarea.prop( 'readonly', false );

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if ( component.instance ) {

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component.instance.codemirror.setOption( 'readOnly', false );

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}

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} );

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};

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/**

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* Add notice.

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*

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* @since 4.9.0

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*

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* @param {Object} notice - Notice.

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* @param {string} notice.code - Code.

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* @param {string} notice.type - Type.

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* @param {string} notice.message - Message.

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* @param {boolean} [notice.dismissible=false] - Dismissible.

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* @param {Function} [notice.onDismiss] - Callback for when a user dismisses the notice.

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* @return {jQuery} Notice element.

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*/

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component.addNotice = function( notice ) {

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var noticeElement;

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if ( ! notice.code ) {

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throw new Error( 'Missing code.' );

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}

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// Only let one notice of a given type be displayed at a time.

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component.removeNotice( notice.code );

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noticeElement = $( component.noticeTemplate( notice ) );

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noticeElement.hide();

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noticeElement.find( '.notice-dismiss' ).on( 'click', function() {

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component.removeNotice( notice.code );

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if ( notice.onDismiss ) {

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notice.onDismiss( notice );

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}

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} );

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wp.a11y.speak( notice.message );

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component.noticesContainer.append( noticeElement );

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noticeElement.slideDown( 'fast' );

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component.noticeElements[ notice.code ] = noticeElement;

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return noticeElement;

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};

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/**

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* Remove notice.

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*

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* @since 4.9.0

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*

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* @param {string} code - Notice code.

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* @return {boolean} Whether a notice was removed.

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*/

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component.removeNotice = function( code ) {

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if ( component.noticeElements[ code ] ) {

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component.noticeElements[ code ].slideUp( 'fast', function() {

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$( this ).remove();

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} );

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delete component.noticeElements[ code ];

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return true;

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}

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return false;

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};

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/**

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* Initialize code editor.

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*

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* @since 4.9.0

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* @return {void}

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*/

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component.initCodeEditor = function initCodeEditor() {

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var codeEditorSettings, editor;

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codeEditorSettings = $.extend( {}, component.codeEditor );

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/**

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* Handle tabbing to the field before the editor.

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*

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* @since 4.9.0

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*

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* @return {void}

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*/

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codeEditorSettings.onTabPrevious = function() {

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$( '#templateside' ).find( ':tabbable' ).last().focus();

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};

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/**

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* Handle tabbing to the field after the editor.

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*

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* @since 4.9.0

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*

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* @return {void}

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*/

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codeEditorSettings.onTabNext = function() {

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$( '#template' ).find( ':tabbable:not(.CodeMirror-code)' ).first().focus();

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};

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/**

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* Handle change to the linting errors.

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*

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* @since 4.9.0

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*

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* @param {Array} errors - List of linting errors.

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* @return {void}

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*/

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codeEditorSettings.onChangeLintingErrors = function( errors ) {

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component.lintErrors = errors;

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// Only disable the button in onUpdateErrorNotice when there are errors so users can still feel they can click the button.

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if ( 0 === errors.length ) {

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component.submitButton.toggleClass( 'disabled', false );

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}

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};

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/**

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* Update error notice.

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*

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* @since 4.9.0

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*

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* @param {Array} errorAnnotations - Error annotations.

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* @return {void}

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*/

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codeEditorSettings.onUpdateErrorNotice = function onUpdateErrorNotice( errorAnnotations ) {

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var noticeElement;

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component.submitButton.toggleClass( 'disabled', errorAnnotations.length > 0 );

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if ( 0 !== errorAnnotations.length ) {

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noticeElement = component.addNotice({

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code: 'lint_errors',

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type: 'error',

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message: sprintf(

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/* translators: %s: Error count. */

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_n(

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'There is %s error which must be fixed before you can update this file.',

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'There are %s errors which must be fixed before you can update this file.',

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errorAnnotations.length

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),

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String( errorAnnotations.length )

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),

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dismissible: false

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});

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noticeElement.find( 'input[type=checkbox]' ).on( 'click', function() {

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codeEditorSettings.onChangeLintingErrors( [] );

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component.removeNotice( 'lint_errors' );

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} );

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} else {

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component.removeNotice( 'lint_errors' );

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}

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};

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editor = wp.codeEditor.initialize( $( '#newcontent' ), codeEditorSettings );

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editor.codemirror.on( 'change', component.onChange );

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// Improve the editor accessibility.

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$( editor.codemirror.display.lineDiv )

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.attr({

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role: 'textbox',

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'aria-multiline': 'true',

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'aria-labelledby': 'theme-plugin-editor-label',

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'aria-describedby': 'editor-keyboard-trap-help-1 editor-keyboard-trap-help-2 editor-keyboard-trap-help-3 editor-keyboard-trap-help-4'

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});

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// Focus the editor when clicking on its label.

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$( '#theme-plugin-editor-label' ).on( 'click', function() {

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editor.codemirror.focus();

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});

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component.instance = editor;

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};

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[417] Fix | Delete

/**

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* Initialization of the file browser's folder states.

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*

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* @since 4.9.0

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* @return {void}

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*/

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component.initFileBrowser = function initFileBrowser() {

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var $templateside = $( '#templateside' );

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// Collapse all folders.

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$templateside.find( '[role="group"]' ).parent().attr( 'aria-expanded', false );

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// Expand ancestors to the current file.

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$templateside.find( '.notice' ).parents( '[aria-expanded]' ).attr( 'aria-expanded', true );

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// Find Tree elements and enhance them.

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$templateside.find( '[role="tree"]' ).each( function() {

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var treeLinks = new TreeLinks( this );

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treeLinks.init();

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} );

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// Scroll the current file into view.

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$templateside.find( '.current-file:first' ).each( function() {

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if ( this.scrollIntoViewIfNeeded ) {

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this.scrollIntoViewIfNeeded();

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} else {

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this.scrollIntoView( false );

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}

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} );

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};

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[449] Fix | Delete

/* jshint ignore:start */

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/* jscs:disable */

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/* eslint-disable */

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[453] Fix | Delete

/**

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* Creates a new TreeitemLink.

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*

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* @since 4.9.0

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* @class

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* @private

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* @see {@link https://www.w3.org/TR/wai-aria-practices-1.1/examples/treeview/treeview-2/treeview-2b.html|W3C Treeview Example}

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* @license W3C-20150513

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*/

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var TreeitemLink = (function () {

[463] Fix | Delete

/**

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* This content is licensed according to the W3C Software License at

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* https://www.w3.org/Consortium/Legal/2015/copyright-software-and-document

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*

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* File: TreeitemLink.js

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*

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* Desc: Treeitem widget that implements ARIA Authoring Practices

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* for a tree being used as a file viewer

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*

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* Author: Jon Gunderson, Ku Ja Eun and Nicholas Hoyt

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*/

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[475] Fix | Delete

/**

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* @constructor

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*

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* @desc

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* Treeitem object for representing the state and user interactions for a

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* treeItem widget

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*

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* @param node

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* An element with the role=tree attribute

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*/

[485] Fix | Delete

[486] Fix | Delete

var TreeitemLink = function (node, treeObj, group) {

[487] Fix | Delete

[488] Fix | Delete

// Check whether node is a DOM element.

[489] Fix | Delete

if (typeof node !== 'object') {

[490] Fix | Delete

return;

[491] Fix | Delete

}

[492] Fix | Delete

[493] Fix | Delete

node.tabIndex = -1;

[494] Fix | Delete

this.tree = treeObj;

[495] Fix | Delete

this.groupTreeitem = group;

[496] Fix | Delete

this.domNode = node;

[497] Fix | Delete

this.label = node.textContent.trim();

[498] Fix | Delete

this.stopDefaultClick = false;

[499] Fix | Delete